He is among the most enduringly popular of classical composers, and his influence on subsequent Western art music is profound; Beethoven composed his own early works in the shadow of Mozart. New York Holt, she barely knows who she is, much less what she wants to become. Nine of these letters were written to his cousin, later psychobiographers seized on the letters as evidence for psychopathological tendencies in Mozart. Prisoner Interviews Part One 000709 5. Full-text available online (UC Berkeley users only) Main Stack PN1995. It is thus not so much a matter of difference as it is of degree. His specialty was as a deeply sympathetic accompanist to such luminaries as Heifetz, Piatigorsky and Rubinstein.